Merge remote-tracking branch 'nix-ghsa-wf4c-57rh-9pjg/advisory-fix-1-2.22' into 2.22-maintenance

This commit is contained in:
Eelco Dolstra 2024-10-30 21:43:58 +01:00
commit 99076976fa
3 changed files with 132 additions and 137 deletions

View File

@ -62,13 +62,17 @@ AC_CHECK_TOOL([AR], [ar])
AC_SYS_LARGEFILE
# Solaris-specific stuff.
# OS-specific stuff.
AC_STRUCT_DIRENT_D_TYPE
case "$host_os" in
solaris*)
# Solaris requires -lsocket -lnsl for network functions
LDFLAGS="-lsocket -lnsl $LDFLAGS"
;;
darwin*)
# Need to link to libsandbox.
LDFLAGS="-lsandbox $LDFLAGS"
;;
esac

View File

@ -27,6 +27,7 @@
, libseccomp
, libsodium
, man
, darwin
, lowdown
, mdbook
, mdbook-linkcheck
@ -249,7 +250,9 @@ in {
] ++ lib.optionals buildUnitTests [
gtest
rapidcheck
] ++ lib.optional stdenv.isLinux (libseccomp.overrideAttrs (_: rec {
]
++ lib.optional stdenv.hostPlatform.isDarwin darwin.apple_sdk.libs.sandbox
++ lib.optional stdenv.isLinux (libseccomp.overrideAttrs (_: rec {
version = "2.5.5";
src = fetchurl {
url = "https://github.com/seccomp/libseccomp/releases/download/v${version}/libseccomp-${version}.tar.gz";

View File

@ -58,6 +58,10 @@
#if __APPLE__
#include <spawn.h>
#include <sys/sysctl.h>
#include <sandbox.h>
/* This definition is undocumented but depended upon by all major browsers. */
extern "C" int sandbox_init_with_parameters(const char *profile, uint64_t flags, const char *const parameters[], char **errorbuf);
#endif
#include <pwd.h>
@ -2028,16 +2032,7 @@ void LocalDerivationGoal::runChild()
throw SysError("setuid failed");
}
/* Fill in the arguments. */
Strings args;
std::string builder = "invalid";
if (drv->isBuiltin()) {
;
}
#if __APPLE__
else {
/* This has to appear before import statements. */
std::string sandboxProfile = "(version 1)\n";
@ -2135,10 +2130,6 @@ void LocalDerivationGoal::runChild()
debug("Generated sandbox profile:");
debug(sandboxProfile);
Path sandboxFile = tmpDir + "/.sandbox.sb";
writeFile(sandboxFile, sandboxProfile);
bool allowLocalNetworking = parsedDrv->getBoolAttr("__darwinAllowLocalNetworking");
/* The tmpDir in scope points at the temporary build directory for our derivation. Some packages try different mechanisms
@ -2150,32 +2141,21 @@ void LocalDerivationGoal::runChild()
globalTmpDir.pop_back();
if (getEnv("_NIX_TEST_NO_SANDBOX") != "1") {
builder = "/usr/bin/sandbox-exec";
args.push_back("sandbox-exec");
args.push_back("-f");
args.push_back(sandboxFile);
args.push_back("-D");
args.push_back("_GLOBAL_TMP_DIR=" + globalTmpDir);
Strings sandboxArgs;
sandboxArgs.push_back("_GLOBAL_TMP_DIR");
sandboxArgs.push_back(globalTmpDir);
if (allowLocalNetworking) {
args.push_back("-D");
args.push_back(std::string("_ALLOW_LOCAL_NETWORKING=1"));
sandboxArgs.push_back("_ALLOW_LOCAL_NETWORKING");
sandboxArgs.push_back("1");
}
args.push_back(drv->builder);
} else {
builder = drv->builder;
args.push_back(std::string(baseNameOf(drv->builder)));
char * sandbox_errbuf = nullptr;
if (sandbox_init_with_parameters(sandboxProfile.c_str(), 0, stringsToCharPtrs(sandboxArgs).data(), &sandbox_errbuf)) {
writeFull(STDERR_FILENO, fmt("failed to configure sandbox: %s\n", sandbox_errbuf ? sandbox_errbuf : "(null)"));
_exit(1);
}
}
#else
else {
builder = drv->builder;
args.push_back(std::string(baseNameOf(drv->builder)));
}
#endif
for (auto & i : drv->args)
args.push_back(rewriteStrings(i, inputRewrites));
/* Indicate that we managed to set up the build environment. */
writeFull(STDERR_FILENO, std::string("\2\n"));
@ -2206,6 +2186,14 @@ void LocalDerivationGoal::runChild()
}
}
// Now builder is not builtin
Strings args;
args.push_back(std::string(baseNameOf(drv->builder)));
for (auto & i : drv->args)
args.push_back(rewriteStrings(i, inputRewrites));
#if __APPLE__
posix_spawnattr_t attrp;
@ -2227,9 +2215,9 @@ void LocalDerivationGoal::runChild()
posix_spawnattr_setbinpref_np(&attrp, 1, &cpu, NULL);
}
posix_spawn(NULL, builder.c_str(), NULL, &attrp, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
posix_spawn(NULL, drv->builder.c_str(), NULL, &attrp, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
#else
execve(builder.c_str(), stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
execve(drv->builder.c_str(), stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
#endif
throw SysError("executing '%1%'", drv->builder);